Battle of Angrathar the Wrath Gate

Wrath of the Lich King, the second expansion for World of Warcraft features new cut scenes that can be unlocked by completing quests in the story arc to take down Arthas, the Lich King himself. But why risk your neck challenging Arthas when you can watch the cut scene of the Battle of Angrathar the Wrath Gate and all of its fallout from the comfort of your own home?